pop_auth command not found

In this troubleshooting guide we learn how to fix pop_auth command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

pop_auth: command not found

or when using sudo you get the following error message

sudo: pop_auth: command not found

Solutions to pop_auth: command not found

How To Fix pop_auth: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu pop_auth is provided by solid-pop3d package.

solid-pop3d is:

The Solid POP3 Server is an implementation of a Post Office Protocol version 3 server that has flexibility as its main goal. The server is easily configurable and has support for features such as:

  • APOP authentication scheme
  • virtual hosting
  • maildir and mailbox handling
  • bulletins
  • expiration of messages

To fix this problem, we can install more using the command below.

sudo apt-get -y install solid-pop3d

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install solid-pop3d.

sudo apt -y install solid-pop3d

Or if you have aptitude installed you can use the following command.

sudo aptitude install solid-pop3d

Summary

In this tutorial we learn how to fix pop_auth command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.